Issued Patents 2024
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12023596 | Smart magic cube and sensor used thereby, smart center shaft, and monitoring method | — | 2024-07-02 |
| 11957987 | Smart spindle with replaceable battery, and smart Rubik's cube | Changping Li | 2024-04-16 |
| 11957988 | Smart center shaft, smart rubik's cube, and timing method therfor | — | 2024-04-16 |